body {
    overflow-y: auto;
    height: 600px;
}

header {
    width: 100%;
    background-color: #4294ff;
    flex-direction: column;
    padding: 20px;
    .icon-zuojiantou {
        font-size: 20px;
        color: #fff;
    }
    .top {
        width: 100%;
        margin-top: 20px;
        color: #fff;
        font-size: 20px;
        font-weight: bold;
        span {
            line-height: 60px;
        }
        img {
            border-radius: 100px;
            width: 60px;
            height: 60px;
        }
    }

    .center {
        margin-top: 20px;
        color: #fff;
        text-align: left;
        div {
            width: 50%;
        }
        h5 {
            color: #91d0f8;
            margin-bottom: 10px;
            font-size: 16px;
        }
        p {
            span {
                font-size: 30px;
                font-weight: bold;
            }
        }
        .right {
            padding-left: 30px;
            border-left: 1px solid #fff;
        }
    }

    .bottom {
       justify-content: space-around;
       margin-top: 20px; 
       text-align: center;
       div {
            color: #fff;
            flex-direction: column;
            flex: 1;
            p {
                color: #91d0f8;
                margin-bottom: 10px;
            }
       }
    }
}

main {
    margin: 5%;
    #box {
        width: 100%;
        height: 260px;
        border: 1px solid #ccc;
        border-radius: 20px;
        padding: 20px;
        box-sizing: border-box;
        canvas {
            width: 320px !important;
            height: 220px !important;
        }
    }
}
